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Finding the Third Proportional to 19,427,080 and 28,510,764

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Solution

The third proportional to 19,427,080 and 28,510,764 is: 41,841,782.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427,080 : 28,510,764 = 28,510,764 : x
  2. Step 2: Convert to fraction form
    19,427,080/28,510,764 = 28,510,764/x
  3. Step 3: Cross multiply
    19,427,080x = 28,510,764 × 28,510,764
  4. Step 4: Simplify right side
    19,427,080x = 812,863,663,863,696
  5. Step 5: Solve for x
    x = 812,863,663,863,696/19,427,080
  6. Step 6: Final answer
    x = 41,841,782.91

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.